leetcode09

class (object):
    def isPalindrome(self, x):
        """
        :type x: int
        :rtype: bool
        """
        if x == 0:
            return True
        if x < 0:
            return False
        if x < 10:
            return True
        str_x = str(x)
        reversed_x = str_x[::-1]
        list_x = [reversed_x[0], reversed_x[1:]]
        a = x - int(list_x[1])
        b = 10 ** (len(str_x) - 1)
        if float(a)/float(b) == float(list_x[0]):
            return True
        else:
            return False